By intertwining documentary materials on the genesis of the project (interviews with authors, experts and tenants; house council meetings; artistic and other public events held in the building and in its surrounding, such as concerts, performances, open offices, lectures, debates, screenings) with archive materials on Vitic skyscraper and Zagreb of the time of the construction of the building, talks with relevant participants and witnesses of the epoque, as well as numerous items from tenants ' private collections, the authors build a multi-layered story on the past, the present and the future of Vitic ' s building, on the tenants and the dynamics of their co-habitation through time and space, on a peculiar social experiment, on the birth of civil initiative, on the changes and the constants of urban milieu.